The French Canadian band Grand Derangement performed for the second time in Petersburg on Friday. Members of the band include (left to right, above) Jean-Pascal Comeau on bass guitar and step dancing, Daniel LeBlanc on fiddle and guitar, Briand Melanson on drums and vocals, Charles Robicheau on guitar, and (pictured separately) Monique Comeau on vocals and step dancing. The concert marked the end of the Petersburg Arts Council’s 2011/2012 concert series. It was also the debut of the newly installed sound system in Wright Auditorium. The result of generous donations and hard work, the new...